Annual report pursuant to Section 13 and 15(d)

ORGANIZATION AND NATURE OF BUSINESS (Details)

v2.4.1.9
ORGANIZATION AND NATURE OF BUSINESS (Details)
12 Months Ended
Dec. 31, 2014
acre
ORGANIZATION AND NATURE OF BUSINESS [Abstract]  
Percentage of mineral rights developed (in hundredths) 63.00%nog_PercentageOfMineralRightsDeveloped
Gas and oil acreage net mineral rights (in acres) 185,018nog_GasAndOilAcreageNetMineralRights